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• <br /> Popach Short Plat—2 Lots <br /> Table V-4.5.2(22) Maintenance Standards - Permeable Pavement <br />• (continued) <br /> Recommended Fre- Condition <br /> quency a when Main- <br /> Component tenance is Action Needed (Procedures) <br /> Inspection Routine Needed <br /> Maintenance (Standards) <br /> tenance to restore per- <br /> meability. To clean clogged <br /> pavement surfaces,use <br /> one or combination of the <br /> following methods: <br /> Q Combined pressure <br /> wash and vacuum <br /> system calibrated to <br /> not dislodge wearing <br /> course aggregate. <br /> • Hand held pressure <br /> washer or power <br /> washer with rotating <br /> brushes <br /> • Pure vacuum sweep- <br /> ers <br /> Note: If the annual/biannual <br /> routine maintenance stand- <br /> ard to clean the pavement <br /> surface is conducted using <br /> equipment from the list <br /> above, corrective main- <br /> tenance may not be <br /> needed. <br /> . Assess the overall per- <br /> formance of the pavement <br /> system during a rain event. <br /> Sediment If water runs off the pave- <br /> A present at the ment and/or there is pond- <br /> surface of the ing then see above, <br /> pavement . Determine source of sed- <br /> iment loading and evaluate <br /> whether or not the source <br /> 2014 Stormwater Management Manual for Western Washington <br /> Volume V-Chapter 4-Page 890 <br /> WESTERN ENGINEERS,INC. 25 PROJECT: 15-1463-A <br />